PROBLEM TO BE SOLVED: To provide a method for spraying a termite proofing agent that can be easily and efficiently performed in the underfloor of the house.SOLUTION: There is provided a method for spraying a termite proofing agent using a spraying device in the underfloor of the house. The spraying device includes a spraying nozzle for spraying a termite proofing agent and a photographing part. The spraying nozzle is oriented in at least one of the directions of a right oblique forward direction, a left oblique forward direction, a right oblique backward direction, and a left oblique backward direction with respect to an advancing direction of the spraying device. The method includes a carry-in step for carrying the spraying device into an under floor space of the house, and a spraying step for spraying the termite proofing agent from the spraying nozzle.SELECTED DRAWING: Figure 2COPYRIGHT: (C)2018,JPO&INPIT【課題】家屋の床下において、容易に、且つ、効率的に行うことができる防蟻剤散布方法を提供する。【解決手段】家屋の床下で散布装置を用いて行う防蟻剤散布方法であって、散布装置が、防蟻剤を散布する散布ノズル、及び撮影部を備え、散布ノズルが、散布装置の進行方向に対して右斜め前方、左斜め前方、右斜め後方、左斜め後方の少なくとも1つの方向に向けられており、散布装置を家屋の床下空間へ搬入する搬入ステップと、散布ノズルから防蟻剤を散布する散布ステップと、を含む。【選択図】図2